ebdddbbb2a2db91ce6e5b5e170ab8e1fd5e2a39ef1a827f96efdb80de9f7fd11

Analysis

max time kernel
102s
max time network
18s
platform
windows7_x64
resource
win7-20240705-en
resource tags

arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
submitted
10/08/2024, 20:12

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General

Target

Settings/AMD/driverfilesKMPFD.cfg
Size

148B
MD5

7e80b69945687a2becded6b8439025b8
SHA1

9c5a767fe0dffc948645bb4e66f9459a7f7c1102
SHA256

9291812eb2703a405ba933b7f96b7908c1c3ab83f58b1497c2bbaabdca856b96
SHA512

d37acbcce955f204915a187ac2a3b4870d461ee39fede51c99be528acb17cef9cb46d66c6ed4942269e5efd706db3291a06a3030eeef8c9f6a453123064890e5

Score

3^/10

discovery

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	AcroRd32.exe

Modifies registry class 9 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\cfg_auto_file\shell\Read\command	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\cfg_auto_file	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\cfg_auto_file\	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.cfg	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\.cfg\ = "cfg_auto_file"	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\cfg_auto_file\shell\Read	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\cfg_auto_file\shell	rundll32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2172136094-3310281978-782691160-1000_CLASSES\cfg_auto_file\shell\Read\command\ = "\"C:\\Program Files (x86)\\Adobe\\Reader 9.0\\Reader\\AcroRd32.exe\" \"%1\""	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
2844	AcroRd32.exe

Suspicious use of SetWindowsHookEx 2 IoCs

pid	Process
2844	AcroRd32.exe
2844	AcroRd32.exe

Suspicious use of WriteProcessMemory 7 IoCs

description	pid	Process	procid_target
PID 1540 wrote to memory of 1708	1540	cmd.exe	30
PID 1540 wrote to memory of 1708	1540	cmd.exe	30
PID 1540 wrote to memory of 1708	1540	cmd.exe	30
PID 1708 wrote to memory of 2844	1708	rundll32.exe	31
PID 1708 wrote to memory of 2844	1708	rundll32.exe	31
PID 1708 wrote to memory of 2844	1708	rundll32.exe	31
PID 1708 wrote to memory of 2844	1708	rundll32.exe	31

C:\Windows\system32\cmd.exe
cmd /c C:\Users\Admin\AppData\Local\Temp\Settings\AMD\driverfilesKMPFD.cfg
1⤵
- Suspicious use of WriteProcessMemory
PID:1540
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\Settings\AMD\driverfilesKMPFD.cfg
  2⤵
  - Modifies registry class
  - Suspicious use of WriteProcessMemory
  PID:1708
- - C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe
    "C:\Program Files (x86)\Adobe\Reader 9.0\Reader\AcroRd32.exe" "C:\Users\Admin\AppData\Local\Temp\Settings\AMD\driverfilesKMPFD.cfg"
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious behavior: GetForegroundWindowSpam
    - Suspicious use of SetWindowsHookEx
    PID:2844

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\Adobe\Acrobat\9.0\SharedDataEvents

Filesize
3KB

MD5
7abf6f6e90e6536c19ea2f6b65486012

SHA1
1bdb4cf71064f420ae0fba2f7ac328d2b26941f2

SHA256
2ab135e827c9ae3488b2c1b7f72b74833ce75e4e46365cf24774a57209d72ff0

SHA512
452292068a03b0a88608d5222e94fb38fbd614c0dea68464941dffdd9e061d2cd6b5f80d8fc9266d2e9762842183f834bde80314d33444a68ecd0f545cb26703

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